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Other, Net (Tables)
9 Months Ended
Sep. 30, 2021
Other, Net [Abstract]  
Schedule of Other Nonoperating Income (Expense)
The following table displays the components of Other, Net included on the Condensed Statements of Consolidated Income (Loss) (unaudited):
Three Months Ended
September 30,
Nine Months Ended
 September 30,
(in millions)2021202020212020
Interest income$1.1 $1.3 $2.7 $4.4 
AFUDC equity3.5 1.8 8.4 4.9 
Pension and other postretirement non-service benefit9.3 0.6 26.4 6.4 
Sale of emission reduction credits 4.6  4.6 
Miscellaneous0.4 (0.3)(0.3)(0.4)
Total Other, net$14.3 $8.0 $37.2 $19.9